.nd4 {
  height: 345px;
  // background-color: pink;
  display: flex;
  .main4-top-left {
    overflow: hidden;
    width: 590px;
    height: 345px;
    float: left;
    margin-right: 10px;
    background-color: white;
   
    >.main4-top-left-top {
      width: 550px;
      height: 60px;
      padding: 0 20px;
      display: flex;
      >div {
        overflow: hidden;

        &:hover div {
          background-color: red;
          color: white;
        }

        >p {
          float: left;
          font-weight: 900;
          font-size: 24px;
          margin-top: 20px;
        }

        >div {
          float: left;
          width: 15px;
          height: 15px;
          border-radius: 50%;
          border: 1px solid rgba(248, 0, 0, 0.4);
          color: rgba(248, 6, 6, 0.4);
          line-height: 15px;
          text-align: center;
          font-size: 12px;
          margin-top: 25px;
          margin-left: 10px;
        }
      }
      >p{
        flex: 1;
      }
      >ul{
        display: flex;
        align-items: center;
        >li{
          cursor: pointer;
          text-align: center;
          line-height: 19px;
          color: #999;
          font-size: 13px;
          width: 28px;
          height: 19px;
          margin: 0 13px;
         
          &:hover{
            color: #666;
            border-bottom: 2px #666 solid;
          }
        }
      }
    }
    >.main4-top-left-buttom{
      display: flex;
      display: none;
      >.box1{
        width: 350px;
        margin-left: 10px;
        height: 265px;
      margin-right: 10px;
        background-color: rgba(109,126,146,.05);
        display: flex;
        justify-content: center;
        align-items: center;
      }
     >.bigbox{
 
      display: flex;
      flex-wrap: wrap;
      >.box2{
        margin-top: 20px;
        width: 165px;
        height: 84px;
        color: #333;
        margin-right: 30px;
        >img{
          float: left;
          width: 84px;
          height: 84px;
          margin-right: 5px;
        }
      }
     }
    }
    >.display{
      display: block;
      display: flex;
    }
  }
  .nd4-2 {
    margin-left: 10px;
    width: 590px;
    height: 100%;
    background-color: #fff;
    display: flex;
    position: relative;
    .nd4-2-1 {
      width: 270px;
      height: 100%;
      // background-color: pink;
      position: relative;
      cursor: pointer;
      h1 {
        position: absolute;
        top: 14px;
        left: 20px;
        font-size: 24px;
        font-weight: 800;
      }
      .nd4-2-1-1 {
        position: absolute;
        top: 24px;
        left: 129px;
        text-align: center;
        width: 15px;
        height: 15px;
        border: 1px solid red;
        border-radius: 50%;
        line-height: 15px;
        color: red;
      }
      .nd4-2-1-1:hover {
        color: #fff;
        background-color: red;
      }
      .nd4-2-1-2 {
        position: absolute;
        top: 63px;
        left: 15px;
        width: 239px;
        height: 265px;
        background-color: #f6fdfc;
        .img1 {
          position: absolute;
          top: 14px;
          left: 77px;
          width: 70px;
          height: 35px;
        }
        h6 {
          position: absolute;
          top: 54px;
          left: 57px;
          font-weight: 800;
        }
        h5 {
          position: absolute;
          top: 77px;
          left: 34px;
          font-size: 12px;
          color: #999;
        }
        .img2 {
          width: 130px;
          height: 130px;
          position: absolute;
          top: 109px;
          left: 49px;
        }
        .img2:hover {
          opacity: 0.8;
        }
      }
    }
    .nd4-2-2 {
      position: absolute;
      top: 15px;
      right: 21px;
      width: 270px;
      height: 312px;
      background-color: #fff;
      cursor: pointer;
      > div {
        float: left;
        margin-bottom: 10px;
        margin-left: 5px;
        width: 130px;
        height: 100px;
        // background-color: palevioletred;
        position: relative;
        img {
          position: absolute;
          top: 12px;
          left: 16px;
          width: 100px;
          height: 50px;
        }
        img:hover {
          opacity: 0.8;
        }
        h6 {
          position: absolute;
          top: 72px;
          left: 20px;
          font-size: 12px;
          color: #999;
        }
      }
    }
  }
}
